Proportional Reasoning 1A

A Collection of Tasks for Learning or Assessment PR

Ratios and Rates

In this lesson, students create their own reading rates and write word problems in which rates are used.


In this activity, students compare the rates of two toy cars.

Practice with ratios and rates.

Proportions

In this lesson, students read a children's story and then solve problems involving proportions in the real world.

In this lesson, students will use ratios, proportions, and sampling in order to predict the number of fish in a lake.
In these lessons, students solve word problems using proportions.



Practice worksheets

Similar Figures

In this lesson, students use pattern blocks to grow generations of similar geometric figures and then make conjectures about similar figures.


In this lesson, students create a picture of Sam the Man, graphing given coordinates. They then graph variations of Sam and determine if the variations are similar to the original picture.


In this lesson, students examine simliar figures to find missing sides and then solve problems involving shadows and similar triangles.


Practice worksheets

Scale Drawings

Proportions and Percents

Assessment